diff options
Diffstat (limited to 'drivers/video/via')
| -rw-r--r-- | drivers/video/via/iface.c | 78 | ||||
| -rw-r--r-- | drivers/video/via/iface.h | 38 | ||||
| -rw-r--r-- | drivers/video/via/ioctl.c | 112 | ||||
| -rw-r--r-- | drivers/video/via/ioctl.h | 210 |
4 files changed, 438 insertions, 0 deletions
diff --git a/drivers/video/via/iface.c b/drivers/video/via/iface.c new file mode 100644 index 000000000000..1570636c8d51 --- /dev/null +++ b/drivers/video/via/iface.c @@ -0,0 +1,78 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include "global.h" + +/* Get frame buffer size from VGA BIOS */ + +unsigned int viafb_get_memsize(void) +{ + unsigned int m; + + /* If memory size provided by user */ + if (viafb_memsize) + m = viafb_memsize * Mb; + else { + m = (unsigned int)viafb_read_reg(VIASR, SR39); + m = m * (4 * Mb); + + if ((m < (16 * Mb)) || (m > (64 * Mb))) + m = 16 * Mb; + } + DEBUG_MSG(KERN_INFO "framebuffer size = %d Mb\n", m / Mb); + return m; +} + +/* Get Video Buffer Starting Physical Address(back door)*/ + +unsigned long viafb_get_videobuf_addr(void) +{ + struct pci_dev *pdev = NULL; + unsigned char sys_mem; + unsigned char video_mem; + unsigned long sys_mem_size; + unsigned long video_mem_size; + /*system memory = 256 MB, video memory 64 MB */ + unsigned long vmem_starting_adr = 0x0C000000; + + pdev = + (struct pci_dev *)pci_get_device(VIA_K800_BRIDGE_VID, + VIA_K800_BRIDGE_DID, NULL); + if (pdev != NULL) { + pci_read_config_byte(pdev, VIA_K800_SYSTEM_MEMORY_REG, + &sys_mem); + pci_read_config_byte(pdev, VIA_K800_VIDEO_MEMORY_REG, + &video_mem); + video_mem = (video_mem & 0x70) >> 4; + sys_mem_size = ((unsigned long)sys_mem) << 24; + if (video_mem != 0) + video_mem_size = (1 << (video_mem)) * 1024 * 1024; + else + video_mem_size = 0; + + vmem_starting_adr = sys_mem_size - video_mem_size; + pci_dev_put(pdev); + } + + DEBUG_MSG(KERN_INFO "Video Memory Starting Address = %lx \n", + vmem_starting_adr); + return vmem_starting_adr; +} diff --git a/drivers/video/via/iface.h b/drivers/video/via/iface.h new file mode 100644 index 000000000000..790ec3e3aea2 --- /dev/null +++ b/drivers/video/via/iface.h @@ -0,0 +1,38 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __IFACE_H__ +#define __IFACE_H__ + +#define Kb (1024) +#define Mb (Kb*Kb) + +#define VIA_K800_BRIDGE_VID 0x1106 +#define VIA_K800_BRIDGE_DID 0x3204 + +#define VIA_K800_SYSTEM_MEMORY_REG 0x47 +#define VIA_K800_VIDEO_MEMORY_REG 0xA1 + +extern int viafb_memsize; +unsigned int viafb_get_memsize(void); +unsigned long viafb_get_videobuf_addr(void); + +#endif /* __IFACE_H__ */ diff --git a/drivers/video/via/ioctl.c b/drivers/video/via/ioctl.c new file mode 100644 index 000000000000..da03c074e32a --- /dev/null +++ b/drivers/video/via/ioctl.c @@ -0,0 +1,112 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include "global.h" + +int viafb_ioctl_get_viafb_info(u_long arg) +{ + struct viafb_ioctl_info viainfo; + + viainfo.viafb_id = VIAID; + viainfo.vendor_id = PCI_VIA_VENDOR_ID; + + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + viainfo.device_id = UNICHROME_CLE266_DID; + break; + + case UNICHROME_K400: + viainfo.device_id = UNICHROME_K400_DID; + break; + + case UNICHROME_K800: + viainfo.device_id = UNICHROME_K800_DID; + break; + + case UNICHROME_PM800: + viainfo.device_id = UNICHROME_PM800_DID; + break; + + case UNICHROME_CN700: + viainfo.device_id = UNICHROME_CN700_DID; + break; + + case UNICHROME_CX700: + viainfo.device_id = UNICHROME_CX700_DID; + break; + + case UNICHROME_K8M890: + viainfo.device_id = UNICHROME_K8M890_DID; + break; + + case UNICHROME_P4M890: + viainfo.device_id = UNICHROME_P4M890_DID; + break; + + case UNICHROME_P4M900: + viainfo.device_id = UNICHROME_P4M900_DID; + break; + } + + viainfo.version = VERSION_MAJOR; + viainfo.revision = VERSION_MINOR; + + if (copy_to_user((void __user *)arg, &viainfo, sizeof(viainfo))) + return -EFAULT; + + return 0; +} + +/* Hot-Plug Priority: DVI > CRT*/ +int viafb_ioctl_hotplug(int hres, int vres, int bpp) +{ + int DVIsense, status = 0; + DEBUG_MSG(KERN_INFO "viafb_ioctl_hotplug!!\n"); + + if (viaparinfo->chip_info->tmds_chip_info.tmds_chip_name != + NON_TMDS_TRANSMITTER) { + DVIsense = viafb_dvi_sense(); + + if (DVIsense) { + DEBUG_MSG(KERN_INFO "DVI Attached...\n"); + if (viafb_DeviceStatus != DVI_Device) { + viafb_DVI_ON = 1; + viafb_CRT_ON = 0; + viafb_LCD_ON = 0; + viafb_DeviceStatus = DVI_Device; + return viafb_DeviceStatus; + } + status = 1; + } else + DEBUG_MSG(KERN_INFO "DVI De-attached...\n"); + } + + if ((viafb_DeviceStatus != CRT_Device) && (status == 0)) { + viafb_CRT_ON = 1; + viafb_DVI_ON = 0; + viafb_LCD_ON = 0; + + viafb_DeviceStatus = CRT_Device; + return viafb_DeviceStatus; + } + + return 0; +} diff --git a/drivers/video/via/ioctl.h b/drivers/video/via/ioctl.h new file mode 100644 index 000000000000..842fe30b9868 --- /dev/null +++ b/drivers/video/via/ioctl.h @@ -0,0 +1,210 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __IOCTL_H__ +#define __IOCTL_H__ + +#ifndef __user +#define __user +#endif + +/* VIAFB IOCTL definition */ +#define VIAFB_GET_INFO_SIZE 0x56494101 /* 'VIA\01' */ +#define VIAFB_GET_INFO 0x56494102 /* 'VIA\02' */ +#define VIAFB_HOTPLUG 0x56494103 /* 'VIA\03' */ +#define VIAFB_SET_HOTPLUG_FLAG 0x56494104 /* 'VIA\04' */ +#define VIAFB_GET_RESOLUTION 0x56494105 /* 'VIA\05' */ +#define VIAFB_GET_SAMM_INFO 0x56494107 /* 'VIA\07' */ +#define VIAFB_TURN_ON_OUTPUT_DEVICE 0x56494108 /* 'VIA\08' */ +#define VIAFB_TURN_OFF_OUTPUT_DEVICE 0x56494109 /* 'VIA\09' */ +#define VIAFB_SET_DEVICE 0x5649410A +#define VIAFB_GET_DEVICE 0x5649410B +#define VIAFB_GET_DRIVER_VERSION 0x56494112 /* 'VIA\12' */ +#define VIAFB_GET_CHIP_INFO 0x56494113 /* 'VIA\13' */ +#define VIAFB_SET_DEVICE_INFO 0x56494114 +#define VIAFB_GET_DEVICE_INFO 0x56494115 + +#define VIAFB_GET_DEVICE_SUPPORT 0x56494118 +#define VIAFB_GET_DEVICE_CONNECT 0x56494119 +#define VIAFB_GET_PANEL_SUPPORT_EXPAND 0x5649411A +#define VIAFB_GET_DRIVER_NAME 0x56494122 +#define VIAFB_GET_DEVICE_SUPPORT_STATE 0x56494123 +#define VIAFB_GET_GAMMA_LUT 0x56494124 +#define VIAFB_SET_GAMMA_LUT 0x56494125 +#define VIAFB_GET_GAMMA_SUPPORT_STATE 0x56494126 +#define VIAFB_SET_VIDEO_DEVICE 0x56494127 +#define VIAFB_GET_VIDEO_DEVICE 0x56494128 +#define VIAFB_SET_SECOND_MODE 0x56494129 +#define VIAFB_SYNC_SURFACE 0x56494130 +#define VIAFB_GET_DRIVER_CAPS 0x56494131 +#define VIAFB_GET_IGA_SCALING_INFO 0x56494132 +#define VIAFB_GET_PANEL_MAX_SIZE 0x56494133 +#define VIAFB_GET_PANEL_MAX_POSITION 0x56494134 +#define VIAFB_SET_PANEL_SIZE 0x56494135 +#define VIAFB_SET_PANEL_POSITION 0x56494136 +#define VIAFB_GET_PANEL_POSITION 0x56494137 +#define VIAFB_GET_PANEL_SIZE 0x56494138 + +#define None_Device 0x00 +#define CRT_Device 0x01 +#define LCD_Device 0x02 +#define DVI_Device 0x08 +#define CRT2_Device 0x10 +#define LCD2_Device 0x40 + +#define OP_LCD_CENTERING 0x01 +#define OP_LCD_PANEL_ID 0x02 +#define OP_LCD_MODE 0x03 + +/*SAMM operation flag*/ +#define OP_SAMM 0x80 + +#define LCD_PANEL_ID_MAXIMUM 22 + +#define STATE_ON 0x1 +#define STATE_OFF 0x0 +#define STATE_DEFAULT 0xFFFF + +#define MAX_ACTIVE_DEV_NUM 2 + +struct device_t { + unsigned short crt:1; + unsigned short dvi:1; + unsigned short lcd:1; + unsigned short samm:1; + unsigned short lcd_dsp_cent:1; + unsigned char lcd_mode:1; + unsigned short epia_dvi:1; + unsigned short lcd_dual_edge:1; + unsigned short lcd2:1; + + unsigned short primary_dev; + unsigned char lcd_panel_id; + unsigned short xres, yres; + unsigned short xres1, yres1; + unsigned short refresh; + unsigned short bpp; + unsigned short refresh1; + unsigned short bpp1; + unsigned short sequence; + unsigned short bus_width; +}; + +struct viafb_ioctl_info { + u32 viafb_id; /* for identifying viafb */ +#define VIAID 0x56494146 /* Identify myself with 'VIAF' */ + u16 vendor_id; + u16 device_id; + u8 version; + u8 revision; + u8 reserved[246]; /* for future use */ +}; + +struct viafb_ioctl_mode { + u32 xres; + u32 yres; + u32 refresh; + u32 bpp; + u32 xres_sec; + u32 yres_sec; + u32 virtual_xres_sec; + u32 virtual_yres_sec; + u32 refresh_sec; + u32 bpp_sec; +}; +struct viafb_ioctl_samm { + u32 samm_status; + u32 size_prim; + u32 size_sec; + u32 mem_base; + u32 offset_sec; +}; + +struct viafb_driver_version { + int iMajorNum; + int iKernelNum; + int iOSNum; + int iMinorNum; +}; + +struct viafb_ioctl_lcd_attribute { + unsigned int panel_id; + unsigned int display_center; + unsigned int lcd_mode; +}; + +struct viafb_ioctl_setting { + /* Enable or disable active devices */ + unsigned short device_flag; + /* Indicate which device should be turn on or turn off. */ + unsigned short device_status; + unsigned int reserved; + /* Indicate which LCD's attribute can be changed. */ + unsigned short lcd_operation_flag; + /* 1: SAMM ON 0: SAMM OFF */ + unsigned short samm_status; + /* horizontal resolution of first device */ + unsigned short first_dev_hor_res; + /* vertical resolution of first device */ + unsigned short first_dev_ver_res; + /* horizontal resolution of second device */ + unsigned short second_dev_hor_res; + /* vertical resolution of second device */ + unsigned short second_dev_ver_res; + /* refresh rate of first device */ + unsigned short first_dev_refresh; + /* bpp of first device */ + unsigned short first_dev_bpp; + /* refresh rate of second device */ + unsigned short second_dev_refresh; + /* bpp of second device */ + unsigned short second_dev_bpp; + /* Indicate which device are primary display device. */ + unsigned int primary_device; + /* Indicate which device will show video. only valid in duoview mode */ + unsigned int video_device_status; + unsigned int struct_reserved[34]; + struct viafb_ioctl_lcd_attribute lcd_attributes; +}; + +struct _UTFunctionCaps { + unsigned int dw3DScalingState; + unsigned int reserved[31]; +}; + +struct _POSITIONVALUE { + unsigned int dwX; + unsigned int dwY; +}; + +struct _panel_size_pos_info { + unsigned int device_type; + int x; + int y; +}; + +extern int viafb_LCD_ON; +extern int viafb_DVI_ON; + +int viafb_ioctl_get_viafb_info(u_long arg); +int viafb_ioctl_hotplug(int hres, int vres, int bpp); + +#endif /* __IOCTL_H__ */ |